Astellas Pharma Inc. has exercised its exclusive option to acquire Potenza Therapeutics, Inc., paying $164.6 million upfront and additional payments of as much as $240.1 million, depending on the progress of various programs. The acquisition follows the successful outcome of a collaboration agreement entered in 2015 to build a portfolio of novel immuno-oncology (IO) therapies. The clinical IO therapies developed may also provide a platform for IO combinations with Astellas’ existing non...